Ariz is planning to attend college when she graduates from high school four years from now. She has made an arrangement with her father to do the household chores if her dad deposits R3 570,00 at the end of every six months for the next four years into a bank account. The account pays \( 8,5 \% \) interest per annum, compounded semi-annually. Her father pays and additional R5 550,00 into the account for every R3 570,00 deposit he makes. The first deposit will be made six months from now. How much money will there be in the account for Aziz to pay for her college expenses?

Use the ALEKS calculator to approximate \( \sqrt{125} \). Bound your answer to the nearest hundredth. \( \sqrt{125} \approx \mathbb{I} \)

81. Escolha 3 objetos circulares, meça o comprimento da circunferência e do diâmetro de- tie. les. Depois, com uma calculadora, determine a razão entre as medidas. Para realizar os registros, copie e complete o quadro a seguir no caderno, substituindo cada informaçōes que vocêas coletou.

Suppose the waist size of males in a country is normally distributed with a mean of 34 cm and standard deviation of 8 cm . Find the probability that the waist size of a male selected at random is between 36 cm and 40 cm .

The focal length of a diverging lens is negative. If \( f=-21 \mathrm{~cm} \) for a particular diverging lens, where will the image be formed of an object located 68 cm to the left of the lens on the optical axis? 15.9 What is the magnification of the image?

Из формулы \( S=\frac{a b c}{4 R} \) выразите переменную \( c \).